3,435 hedge funds and large institutions have $177B invested in Merck in 2025 Q1 according to their latest regulatory filings, with 179 funds opening new positions, 1,340 increasing their positions, 1,596 reducing their positions, and 278 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

Call options by funds: $ | Put options by funds: $

less ownership

Funds ownership:

less funds holding

Funds holding:

less capital invested

Capital invested by funds: $ → $

11% less funds holding in top 10

Funds holding in top 10: 7365 (-8)

16% less repeat investments, than reductions

Existing positions increased: 1,340 | Existing positions reduced: 1,596

36% less first-time investments, than exits

New positions opened: 179 | Existing positions closed: 278

Holders
3,435
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
65
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$2.57B
Puts
$2.32B
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
1926
$975K
1927
$973K
1928
$972K
1929
$970K
1930
$968K
1931
$966K
1932
$965K
1933
$964K
1934
$963K
1935
$962K
1936
$961K
1937
$958K
1938
$958K
1939
$958K
1940
$956K
1941
$956K
1942
$954K
1943
$954K
1944
$954K
1945
$953K
1946
$952K
1947
$952K
1948
$950K
1949
$950K
1950
$950K